Incazelo emfushane:


  • Intengo ye-FOB eyinkomba:
    US $6,929
    / Ithani
  • Imbobo:China
  • Imigomo Yokukhokha:L/C, T/T, Western Union
  • I-CAS:109-99-9
  • Imininingwane Yomkhiqizo

    Omaka bomkhiqizo

    Igama Lomkhiqizo:I-Tetrahydrofuran

    Ifomethi ye-Molecular:C4H8O

    Inombolo ye-CAS:109-99-9

    Isakhiwo samangqamuzana omkhiqizo:

    I-Tetrahydrofuran

    IZIMPAHLA ZAMAKHEMIkhali

    I-Tetrahydrofuran (THF) iwuketshezi olungenambala, oluguquguqukayo olunephunga le-ethereal noma i-acetone futhi luxubene emanzini nasezincibilikilweni eziningi eziphilayo. Luvutha kakhulu futhi lungase lubole ngokushisa lube yi-carbon monoxide ne-carbon dioxide.Ukugcina isikhathi eside lapho uthintana nomoya futhi uma ingekho i-antioxidant kungabangela i-THF ukuthi ibole ibe ama-peroxides aqhumayo.

    I-Tetrahydrofuran isetshenziswa ekwenzeni ama-polymers kanye namakhemikhali ezolimo, ezemithi, kanye nempahla.Imisebenzi yokukhiqiza ivamise ukwenzeka kumasistimu avaliwe noma ngaphansi kwezilawuli zobunjiniyela ezikhawulela ukuchayeka kwabasebenzi kanye nokudedela imvelo.I-THF iphinda isetshenziswe njengesinyibilikisi (isb., ukufakwa kwamapayipi) okungase kuphumele ekuchayekeni okubaluleke kakhulu uma isetshenziswa ezindaweni ezivalekile ngaphandle kokungena komoya owanele.Yize i-THF ikhona ngokwemvelo ephunga lekhofi, kuphizi ophekiwe, kanye nenkukhu ephekiwe, ukuchayeka kwemvelo akulindelekile ukuthi kudale ingozi enkulu.

    INDAWO YOKUSEBENZA

    I-Butylene oxide isetshenziswa njenge-fumigant futhi ingaxubeki nezinye izinhlanganisela.Isetshenziselwa ukuzinzisa uphethiloli maqondana nokwakheka kombala nodaka.

    I-Tetrahydrofuran isetshenziswa njenge-solvent forresins, ama-vinyls, nama-polymers aphezulu;njenge-Grignardreaction medium ye-organometallic, kanye ne-metal hydride reactions;kanye ne-synthesis ye-succinic acid ne-butyrolactone.

    I-Tetrahydrofuran isetshenziswa ngokuyinhloko (80%) ukwenza i-polytetramethylene ether glycol, i-polymer eyisisekelo esetshenziswa ngokuyinhloko ekwenzeni imicu ye-elastomeric (isb, i-spandex) kanye ne-polyurethane ne-polyester elastomers (isb, isikhumba sokwenziwa, amasondo e-skateboard).Okusele (20%) kusetshenziselwa izinto ezincibilikisayo (isb., usimende wamapayipi, izinto zokunamathisela, oyinki bokuphrinta, netheyiphu kazibuthe) nanjengento encibilikayo ekuhlanganiseni kwamakhemikhali nakwezemithi.

    UTHENGA KANJANI KITHI

    I-Chemwin ingahlinzeka ngenqwaba yama-hydrocarbon amaningi nezincibilikisi zamakhemikhali kumakhasimende ezimboni.Ngaphambi kwalokho, sicela ufunde ulwazi olulandelayo oluyisisekelo mayelana nokwenza ibhizinisi nathi: 

    1. Ezokuphepha

    Ukuphepha kuyinto ehamba phambili yethu.Ngaphezu kokunikeza amakhasimende ulwazi mayelana nokusetshenziswa okuphephile nokunobungani kwemvelo kwemikhiqizo yethu, siphinde sizibophezele ekuqinisekiseni ukuthi ubungozi bokuphepha kwabasebenzi nosonkontileka buncishiswa bube buncane obunengqondo nobunokwenzeka.Ngakho-ke, sidinga ukuthi ikhasimende liqinisekise ukuthi izindinganiso ezifanele zokuphepha zokuthulula nokugcina impahla ziyahlangatshezwa ngaphambi kokulethwa kwethu (sicela ubheke isithasiselo se-HSSE emigomeni nemibandela yokuthengisa ngezansi).Ochwepheshe bethu be-HSSE banganikeza isiqondiso kulawa mazinga.

    2. Indlela yokulethwa

    Amakhasimende anga-oda futhi alethe imikhiqizo evela ku-chemwin, noma angathola imikhiqizo evela embonini yethu yokukhiqiza.Izindlela zokuthutha ezitholakalayo zifaka phakathi iloli, ujantshi noma ezokuthutha ezinezinhlobo eziningi (kuyasebenza izimo ezihlukene).

    Endabeni yezidingo zekhasimende, singacacisa izidingo zezikebhe noma amathangi futhi sisebenzise amazinga akhethekile okuphepha/wokubuyekeza kanye nezimfuneko.

    3. Inani elincane le-oda

    Uma uthenga imikhiqizo kuwebhusayithi yethu, inani elincane le-oda amathani angama-30.

    4.Inkokhelo

    Indlela yokukhokha ejwayelekile idonswa ngokuqondile zingakapheli izinsuku ezingu-30 ukusuka ku-invoyisi.

    5. Amadokhumenti okulethwa

    Amadokhumenti alandelayo anikezwa ngokudiliva ngakunye:

    · I-Bill of Lading, i-CMR Waybill noma enye incwadi yezokuthutha efanele

    · Isitifiketi Sokuhlaziya noma Ukuvumelana (uma sidingeka)

    · Imibhalo ehlobene ne-HSSE ngokuhambisana nemithethonqubo

    · Imibhalo yeCustoms ngokuhambisana nemithethonqubo (uma kudingeka)


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